Final Exam: Chapter 5, 12, & 13 Flashcards

(424 cards)

1
Q

Derm/o

dermat/o

Cutane/o

A

Skin

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2
Q

Erythr/o

A

Red

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3
Q

Hidr/o

A

Sweat

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4
Q

Hist/o

Histi/o

A

Tissue

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5
Q

Ichthy/o

A

Fish

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6
Q

Kerat/o

Scler/o

A

Hard

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7
Q

Leuk/o

A

White

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8
Q

Melan/o

A

Black

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9
Q

Myc/o

A

Fungus

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10
Q

Onych/o

A

Nail

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11
Q

Plas/o

A

Formation

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12
Q

Purpur/o

A

Purple

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13
Q

Seb/o

A

Sebum (oil)

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14
Q

Squam/o

A

Scale

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15
Q

Trich/o

A

Hair

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16
Q

Xanth/o

A

Yellow

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17
Q

Xer/o

A

Dry

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18
Q

Epithelium

A

Cells covering external and internal surfaces of the body

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19
Q

Epidermis

A

Thin, cellular outer layer of the skin

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20
Q

Squamous cell layer

A

Flat, scale-like epithelial cells comprising the outermost layers of the epidermis

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21
Q

Basal layer

A

Deepest region of the epidermis

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22
Q

Melanocyte

A

A cell found in the basal layer that gives color to the skin

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23
Q

Melanin

A

Dark brown or black pigment contained in melanocytes

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24
Q

Dermis

A

Dense, fibrous connective tissue layer of the skin (also known as the corium)

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25
Sebaceous glands
Oil glands in the skin
26
Sebum
Oily substance secreted by the sebaceous glands
27
Sudoriferous glands
Sweat glands (sudor=sweat; ferre=to bear)
28
Lesion
An area of pathologically altered tissue (primary and secondary)
29
Subcutaneous tissue
Connective and adipose tissue layer just under the dermis
30
Collagen
Protein substance found in skin and connective tissue
31
Hair
Outgrowth of the skin composed of keratin
32
Nail
Outgrowth of the skin attached to the distal end of each finger and toe, composed of keratin
33
Keratin
Hard protein material found in the epidermis, hair, and nails
34
Primary lesions
Lesions arising from previously normal skin
35
Macule (macula)
A flat, dis colored spot on the skin up to 1 cm across (freckle)
36
Patch
A flat, dis colored area on the skin larger than 1 cm (vitiligo)
37
Papule
A solid mass on the skin up to 0.5 cm in diameter (mole)
38
Plaque
A solid mass greater than 1 cm in diameter, limited to the surface of the skin
39
Nodule
A solid mass greater than 1 cm, which extends deeper into the epidermis
40
Tumor
A solid mass larger than 1-2 cm
41
Wheal
An area of localized skin edema (swelling) (hive)
42
Vesicle
Little bladder; an elevated, fluid-filled sac (blister) within or under the epidermis up to 0.5 cm in diameter
43
Bulla
A blister larger than 0.5 cm (2nd degree burn)
44
Pustule
A pus-filled sac
45
Secondary lesions
Lesions that result in changes in primary lesions
46
Erosion
To gnaw away; loss of superficial epidermis leaving an area of moisture but no bleeding
47
Ulcer
An open sore on the skin or mucous membrane that can bleed and scar and is sometimes accompanied by infection
48
Excoriation
A scratch mark
49
Fissure
A linear crack in the skin
50
Scale
A thin flake of exfoliated epidermis
51
Crust
Dried residue of serum (body liquid), pus, or blood on the skin
52
Cicatrix of the skin
A mark left by the healing of a sore or wound showing the replacement of destroyed tissue by fibrous tissue
53
Keloid
An abnormal overgrowth of scar tissue that is thick and irregular
54
Vascular lesions
Lesions of a blood vessel
55
Cherry angioma
A small, round, bright-red blood vessel tumor on the skin, often on the trunk of the elderly
56
Telangiectasia Spider angioma
A tiny, red blood vessel lesion formed by the dilation of a group of blood vessels radiating from a central arteriole, most commonly seen on the face, neck, or chest
57
Purpuric lesions
Purpura; lesions as a result of hemorrhages into the skin
58
Petechia
Spot; a reddish-brown, minute hemorrhagic spot on the skin that indicates a bleeding tendency--small purpura
59
Ecchymosis
Bruise; a black and blue mark-large purpura
60
Epidermal tumors
Skin tumors arising from the epidermis
61
Nevus
A congenital malformation on the skin that can be epidermal or vascular--also called a mole
62
Dysplastic Nevus
A mole with precancerous changes
63
Verruca
An epidermal tumor caused by a papilloma virus--also called a wart
64
Alopecia
Baldness; natural or unnatural deficiency of hair
65
Comedo
A plug of sebum (oil) within the opening of a hair follicle
66
Closed comedo (whitehead)
Below the skin surface with a white center
67
Open comedo (blackhead)
Open to the skin surface with a black center caused by the presence of melanin exposed to air
68
Eruption
Appearance of a skin lesion
69
Erythema
Redness of skin
70
Pruritus
Severe itching
71
Rash
A general term for skin eruption, most often associated with communicable disease
72
Skin pigmentation
Skin color due to the presence of melanin
73
Depigmentation
Loss of melanin pigment in the skin
74
Hypopigmentation
Areas of skin lacking color due to deficient amounts of melanin
75
Hyperpigmentation
Darkened areas of skin caused by excessive amounts of melanin
76
Suppuration
Production of purulent matter (pus)
77
Urticaria
Hives; an eruption of wheals on the skin accompanied by itch
78
Xeroderma
Dry skin
79
Acne
An inflammation of the sebaceous glands and hair follicles of the skin evidenced by comedones, pustules, or nodules on the skin
80
Albinism
A hereditary condition characterized by a partial or total lack of melanin pigment
81
Burn
Any injury to body tissue caused by heat, chemicals, electricity, radiation, or gases
82
First-degree burn
A burn involving only the epidermis (erythema, and hyperesthesia)
83
2nd-degree burn
A burn involving the epidermis and the dermis (redness, excessive sensation, as well as vesications (blisters))
84
3rd-degree burn
A burn involving all layers of the skin, characterized by destruction of the epidermis, and dermis with damage or destruction of the subcutaneous tissue
85
Cellulitis
An acute inflammation of subcutaneous tissue resulting from a bacterial invasion through a break in the skin
86
Dermatitis (eczema)
An inflammation of the skin characterized by redness, Pruritus, and various lesions
87
Atopic dermatitis
A chronic skin inflammation characterized by the appearance of inflamed, swollen papules and vesicles that crust and scale, with severe itching and burning
88
Contact dermatitis
An inflammation of the skin resulting from contact with a substance to which one is allergic
89
Seborrheic dermatitis
Redness of the skin covered by a yellow, oily, itchy scale most commonly at the hairline, forehead, and around the nose, ears, or eyelashes and developing at any age; referred to as "cradle cap" in infants
90
Dermatosis
Any disorder of the skin
91
Exanthematous viral disease
Eruption of the skin caused by a viral disease
92
Rubella
Reddish; German measles
93
Rubeola
Reddish; 14-day measles
94
Varicella
A tiny spot; chickenpox
95
Eczema
To boil out; the term is often used interchangeably with dermatitis to denote a skin conditions characterized by the appearance of inflamed, swollen papules and vesicles that crust and scale, often with itching and burning
96
Furuncle
A boil; a painful nodule formed in the skin by inflammation originating in a hair follicle-caused by staphylococcosis
97
Carbuncle
A skin infection consisting of clusters of furuncles
98
Abscess
A localized collection of pus in a cavity formed by the inflammation of surrounding tissues that heals when drained or excised
99
Gangrene
An eating sore; death of tissue associated with a loss of blood supply resulting from trauma or an inflammatory or infectious process such as seen in complications of frostbite, severe burns, and conditions that affect circulation
100
Herpes simplex virus type 1
Transient viral vesicles that infect the facial area, especially the mouth and nose
101
herpes simplex virus type 2
Sexually transmitted ulcer-like lesions of the genital and anorectal skin and mucosa
102
Herpes zoster
A viral disease affecting the peripheral nerves characterized by painful blisters that spread over the skin following the affected nerves; unilateral--shingles
103
Ichthyosis
A skin condition caused by a gene defect that results in dry, thick, scaly skin
104
Impetigo
Highly contagious; bacterial skin inflammation marked by pustules that rupture and become crusted--most often occurs around the mouth and nostrils
105
Keratoses
Thickened areas of epidermis
106
Actinic/solar kertatoses
Localized thickening of the skin caused by excessive exposure to sunlight; a known precursor to cancer
107
Seborrheic keratoses
Benign wart-like lesions
108
Lupus
A chronic autoimmune disease characterized by inflammation of various parts of the body
109
Cutaneous lupus
Limited to the skin; evidenced by a characteristic rash especially on the face, neck, and scalp
110
Systemic lupus erythematosus (SLE)
A more severe form of lupus involving the skin, joints, and often the vital organs
111
Malignant cutaneous neoplasm
Skin cancer
112
Squamous cell carcinoma (SCC)
A malignant tumor of squamous epithelium
113
Basal cell carcinoma (BCC)
A malignant tumor of the basal layer of the epidermis
114
Malignant melanoma
A malignant tumor composed of melanocytes-most develop from a pigmented Nevus over time
115
Kaposi sarcoma
A malignant tumor of the walls of blood vessels appearing as painless, dark bluish-purple plaques on the skin; often spreads to lymph nodes and internal organs
116
Onychia
Inflammation of the fingernail or toenail
117
Paronychia
Inflammation of the nail fold
118
Pediculosis
Infestation with lice that causes itching and dermatitis
119
Pediculosis capitis
Head lice
120
Pediculosis pubis
Lice that generally infect the pubic region "crabs"
121
Psoriasis
An itching; a chronic, recurrent skin disease marked by silver-gray scales covering red patches on the skin
122
Scabies
A contagious disease caused by a parasite (mite) that invades the skin, causing an intense itch
123
Seborrhea
A skin condition marked by the hypersecretion of sebum from the sebaceous glands
124
Tinea
A group of fungal skin diseases identified by the body part that is affected, including tinea corporis (body), commonly called ringworm and tinea pedis (foot), aka athletes foot
125
Vitiligo
A condition caused by the destruction of melanin that results in the appearance of white patches on the skin, commonly the face, hands, legs, and genital areas
126
Culture and sensitivity (C&S)
A technique of isolating and growing colonies of microorganisms to identify a pathogen and to determine which drugs might be effective in combating the infection it has caused
127
Frozen section (FS)
A surgical method involving cutting a thin piece of tissue from a frozen specimen for immediate pathological examination
128
Skin tests
Methods for determining the reaction of the body to a given substance by applying it to, or injecting it into the skin--tx allergies
129
Scratch test
The substance is applied to the skin through a scratch
130
Patch test
The substance is applied topically to the skin on a small piece of blotting paper or wet cloth
131
Chemosurgery (chemical peel)
A technique for restoring wrinkled, scarred, or blemished skin by application of an acid solution to "peel" away the top layers of the skin
132
Cryosurgery
Destruction of tissue by freezing- involves application of an extremely cold chemical
133
Dermabrasion
Surgical removal of frozen epidermis using wire brushes and emery papers to remove scars, tattoos, and/or wrinkles
134
Debridement
Removal of dead tissue from a wound or burn site to promote healing and prevent infection
135
Curettage
To clean; scraping of a wound using a spoon-like cutting instrument called a curette
136
Electro surgical procedures
Use of electric currents to destroy tissue-the type and strength of the current and method varies
137
Electrocautery
Use of an instrument heated by electric current to coagulate bleeding areas by burning the tissue
138
Electrodesiccation
Use of short, high-frequency, electric currents to destroy tissue by drying-the active electrode makes direct contact w/ the skin lesion
139
Fulguration
To lighten; use of long, high-frequency, electric sparks to destroy tissue
140
Incision and drainage (I&D)
Incision and drainage of an infected skin lesion
141
Laser surgery
Surgery using a laser in various dermatological procedures to remove lesions, scare, tattoos, etc.
142
Laser
An acronym for light amplification by stimulated emission of radiation; an instrument that concentrates high frequencies of light into a small, extremely intense beam that is precise in depth an diameter
143
Mohs surgery
A technique used to excise tumors of the skin by removing fresh tissue layer by layer until a tumor-free plane is reached
144
Skin grafting
Transfer of skin from one body site to another to replace skin lost through burns or injury
145
Autograft
Transfer to a new position in the body of the same person
146
Homograft Allograft
Donor transfer b/ individuals of the same species
147
Xenograft Heterograft
A graft transfer from one animal species to one of another's species
148
Chemotherapy
Tx of malignancies, infections, and other diseases w/ chemical agents that destroy selected cells or impair their ability to reproduce
149
Radiation therapy
Tx of neoplastic disease by using ionizing radiation to deter proliferation of malignant cells
150
Sclerotherapy
Use of sclerosing agents in treating diseases
151
Ultraviolet therapy
Use of ultraviolet light to promote healing of a skin lesion
152
Anesthetic
A drug that temporarily blocks transmission of nerve conduction to produce a loss of sensations
153
Antibiotic
A drug that kills or inhibits the growth of microorganisms
154
Antifungal
A drug that kills or prevents the growth of fungi
155
Antihistamine
A drug that blocks the effects of histamine in the body
156
Histamine
A regulating body substance released in excess during allergic reactions causing swelling and inflammation of tissues
157
Anti-inflammatory
A drug that reduces inflammation
158
Antipruritic
A drug that relieves itching
159
Antiseptic
An agent that inhibits the growth of infectious microorganisms
160
Aque/o
Water
161
Blephar/o
Eyelid
162
Conjunctiv/o
Conjunctiva
163
Corne/o Kerat/o
Cornea
164
Cycl/o
Ciliary body (circle)
165
Ir/o Irid/o
Iris (colored circle)
166
Lacrim/o Dacry/o
Tear
167
Ocul/o Ophthalm/o Opt/o
Eye
168
Phac/o Phak/o
Lens (lentil)
169
Phot/o
Light
170
Presby/o
Old age
171
Retin/o
Retina
172
Scler/o
Sclera (hard)
173
Vitre/o
Glassy
174
-opia
Condition of vision
175
Anterior chamber
Fluid-filled space b/ the cornea and iris
176
Aqueous humor
Water liquid secreted at the ciliary body that fills the anterior and posterior chambers of the eye and provides nourishment for the cornea, iris, and lens
177
Canal of Schlemm
Duct in the anterior chamber that carries filtered aqueous humor to the veins and bloodstream
178
Choroid
Vascular layer beneath the sclera that provides nourishment to the outer portion of the retina
179
Ciliary body
Ring of muscle behind the peripheral iris that controls the power of the lens
180
Ciliary muscle
Smooth muscle portion of the ciliary body, which contracts to assist in near-vision capability
181
Ciliary processes
Epithelial tissue folds on the inner surface of the ciliary body that secrete aqueous humor
182
Conjunctiva
Joinging together; mucous membrane that lines the eyelids and outer surface of the eyeball
183
Cornea
Transparent, anterior part of the eyeball covering the iris, pupil, and anterior chamber that functions to refract (bend) light to focus a visual image
184
Eyelid (palpebra)
Movable protective fold that opens and closes, covering the eye
185
Fovea centralis
Pinpoint depression in the center of the macula lutea that is the site of sharpest vision
186
Fundus (base)
Interior surface of the eyeball including the retina, optic disk, macula, and posterior pole
187
Glands of Zeis
Oil glands surrounding the eyelashes
188
Meibomian glands
Oil glands located along the rim of the eyelids
189
Iris
Colored circle; colored part of the eye located behind the cornea that contracts and dilates to regulate light passing through the pupil
190
Lacrimal gland
Gland located in the upper outer region above the eyeball that secretes tears
191
Lacrimal ducts
Tubes that carry tears to the lacrimal sac
192
Lacrimal sac
Structure that collects tears before emptying into the nasolacrimal duct
193
Lens
Transparent structure behind the pupil that bends and focuses light rays on the retina
194
Lens capsule
Capsule that encloses the lens
195
Macula lutea (macula)
Central region of the retina responsible for central vision; yellow pigment provides its color
196
Adip/o Lip/o Steat/o
Fat
197
Nasolacrimal duct
Passageway for tears from the lacrimal sac into the nose
198
Optic disk
Exit site of retinal nerve fibers, as well as the entrance point for retinal arteries and the exit point for retinal veins
199
Optic nerve
Nerve responsible for carrying impulses for the sense of sight from the retina to the brain
200
Posterior chamber
Space b/ the back of the iris and the front of the vitreous filled with aqueous fluid
201
Pupil
Black circular opening in the center of the iris through which light passes as it enters the eye
202
Retina
Innermost layer that perceives and transmits light to the optic nerve
203
Cones
Cone-shaped cells within the retina that are color sensitive and respond to bright light
204
Rods
Rod-shaped cells within the retina that respond to dim light
205
Sclera
Tough, fibrous, white outer coat extending from the cornea to the optic nerve
206
Trabecular mesh work
Mesh-like structure in the anterior chamber that filters the aqueous humor as it flows into the canal of Schlemm
207
Vitreous
Jelly-like mass filling the inner chamber b/ the lens and retina that gives bulk to the eye
208
Asthenopia
Eyestrain
209
Blepharospasm
Involuntary contraction of the muscles surrounding the eye, causing uncontrolled blinking and lid squeezing
210
Diplopia
Double vision
211
Exophthalmos Exophthalmus
Abnormal protrusion of one or both eyeballs
212
Lacrimation
Secretion of tears
213
Nystagmus
Involuntary, rapid oscillating movement of the eyeball
214
Photophobia
Extreme sensitivity to, and discomfort from light
215
Scotoma
Blind spot in vision
216
Refractive errors
Defects in the bending of light as it enters the eye, causing an improper focus on the retina
217
Astigmatism
Distorted vision caused by an oblong or cylindrical curvature of the lens or cornea that prevents light rays from coming to a single focus on the retina
218
Hyperopia
Farsightedness; difficulty seeing close objects when light rays extend beyond the proper focus on the retina
219
Myopia
Nearsightedness; difficulty seeing distant objects when light rays fall short of the proper focus on the retina
220
Presbyopia
Impaired vision owing to old-age loss of accommodation
221
Accommodation
Ability of the eye to adjust focus on near objects
222
Ambylopia
Decreased vision in early life due to a functional defect that can occur as a result of strabismus, refractive errors (when one eye is more nearsighted, farsighted, or astigmatic than the other) or trauma; usually occurs in one eye, also known as lazy eye
223
Aphakia
Absence of the lens, usually after cataract extraction
224
Blepharitis
Inflammation of the eyelid
225
Blepharochalasis
Baggy eyelid; overabundance and loss of elasticity of skin on the upper eyelid, causing a fold of skin to hang down over the edge of the eyelid when the eyes are open
226
Blepharoptosis Ptosis
Dropping of the eyelid usually caused by paralysis
227
Chalazion
Chronic modular inflammation of a meibomian gland, usually the result of a blocked duct; commonly presents as a swelling on the upper or lower eyelid
228
Cataract
Opaque clouding of the lens causing decreased vision
229
Conjunctivitis
Pinkeye; inflammation of the conjunctiva
230
Dacryoadenitis
Inflammation of the lacrimal gland
231
Dacryocystitis
Inflammation of the tear sac
232
Diabetic retinopathy
Disease of the retina in diabetics characterized by capillary leakage, bleeding, and new vessel formation, leading to scarring and loss of vision
233
Ectropion
Outward turning of the rim of the eyelid
234
Entropion
Inward turning of the rim of the eyelid
235
Epiphora
Abnormal overflow of tears caused by blockage of the lacrimal duct
236
Glaucoma
Group of diseases of the eye characterized by increased intramural pressure that results in damage to the optic nerve, producing defects in vision
237
Hordeolum
Sty; an acute infection of a sebaceous gland of the eyelid
238
Iritis
Inflammation of the iris
239
Keratitis
Inflammation of the cornea
240
Macular degeneration
Breakdown or thinning of the tissues in the macula, resulting in partial or complete loss of central vision
241
Pseudophakia
Eye in which the natural lens is replaced with an artificial lens implant
242
Pterygium
Fibrous growth of conjunctival tissue that extends onto the cornea
243
Retinal detachment
Separation of the retina from the underlying epithelium, disrupting vision and resulting in blindness if not repaired surgically
244
Retinitis
Inflammation of the retina
245
Strabismus
Crossed eyes; a condition of eye misalignment caused by intraocular muscle imbalance
246
Heterotropia Esotropia
Right or left eye deviates inward toward the nose
247
Exotropia
Right or left eye deviates outward away from the nose
248
Scleritis
Inflammation of the sclera
249
Trichiasis
Misdirected eyelashes that rub on the conjunctiva or cornea
250
Distance visual acuity
Measure of the ability to see the details and shape of identifiable objects from a specified distance (usually 20 ft), typically using a Snellen chart
251
Fluoresceiun angiography
Visualization and photography of retinal and choroidal vessels made as fluorescein dye, which is injected into a vein, circulates through the eye
252
Ophthalmoscopy
Use of an ophthalmoscope to view the interior of the eye
253
Refraction
Measurement of refractive errors using a phoropter to determine best corrected vision and prescription for eye glasses or contact lenses
254
Phoropter
Instrument that holds corrective lenses in front of the eye to determine optical correction
255
Slit-lamp biomicroscopy
Use of a tabletop microscope to examine the eye, especially the cornea, lens, fluids, and membranes
256
Sonography
Use of high-frequency sound waves to detect pathology within the eye such as foreign bodies or a detached retina
257
Tonometry
Use of a tonometer to measure intraocular pressure, which is elevated in glaucoma
258
Blepharoplasty
Surgical repair of an eyelid
259
Cataract extraction
Excision of a cloudy lens from the eye
260
Cryoretinopexy
Use of intense cold to seal a hole or tear in the retina; used to treat retinal detachment
261
Dacryocystectomy
Excision of a lacrimal sac
262
Enucleation
Excision of an eyeball
263
Iridectomy
Excision of a portion of iris tissue
264
Iridotomy
Incision into the iris to allow for drainage of aqueous humor from the posterior to anterior chamber; used to treat a type of glaucoma
265
Keratoplasty
Corneal transplant; replacement of a diseased or scarred cornea with a healthy one from a matched donor
266
Laser surgery
Use of a laser to make incisions or destroy tissues
267
Laser-assisted in situ keratomileusis (LASIK)
Technique using the excimer laser to reshape the surface of the cornea to correct refractive errors such as mypoia, hyperopia, and astigmatism
268
Intraocular lens (IOL) implant
Implantation of an artificial lens to replace a defective natural lens
269
Phacoemulsification
Use of ultrasound to shatter and break up a cataract w/ aspiration and removal
270
Scleral buckling
Surgery to treat retinal detachment by placing a band of silicone around the sclera to cinch it toward the middle of the eye and relieve pull on the retina-often combined w/ other techniques to seal retinal tears such as cryoretinopexy
271
Trabeculectomy
Removal of a portion of the trabecular meshwork to increase the flow of aqueous humor from the eye; used in tx of acute glaucoma or glaucoma not treatable with medication
272
Contact lens
Small plastic curved disk w/ optical correction that fits over the cornea; used to correct refractive errors
273
Eye instillation
Intro of a medicated solution in the eye
274
Eye irrigation
Washing of the eye with water or other fluid
275
Antibiotic ophthalmic solution
Anti microbial agent in solution, used to treat bacterial infections
276
Cycloplegic
Agent that paralyzed the ciliary muscle and powers of accommodation; commonly used in pediatric eye exams
277
Mydriatic (dilation of pupil)
Agent that causes dilation of the pupil
278
Miotic
Agent that causes the pupil to contract
279
Acous/o Audi/o
Hearing
280
Aer/o
Air or gas
281
Aur/i Ot/o
Ear
282
Cerumin/o
Wax
283
Salping/o
Eustachian tube or uterine tube
284
Tympan/o Myring/o
Eardrum
285
-acusis
Hearing condition
286
External ear/ pinna
Auricle(little ear); projected part of the external ear
287
External auditory meatus
External passage for sounds collected from the pinna to the tympanum
288
External ear; Cerumen
Waxy substance secreted by glands located throughout the external canal
289
Middle ear: Tympanic Membrane (TM)
Eardrum; drum-like structure that receives sound collected in the external auditory meatus (canal) and amplifies it through the middle ear
290
Middle Ear: malleus
Hammer; first of the 3 auditory ossicles of the middle ear
291
Incus
Anvil; middle of the 3 auditory ossicles of the middle ear
292
Stapes
Stirrup; last of the 3 auditory ossicles of the middle ear
293
Eustachian tube
Tube connecting the middle ear to the pharynx (throat)
294
Mastoid process
Projection of the temporal bone located behind the ear containing air cells that connect to the middle ear
295
Oval window
Membrane that covers the opening b/ the middle ear and inner ear
296
Inner ear
Structures and liquids that relay sound waves to the auditory nerve fibers on a path to the brain for interpretation of sound
297
Labyrinth
Maze; inner ear consisting of bony and membranous labyrinths
298
Cochlea
Coiled tubular structure of the inner ear that contains the organ of Corti
299
Perilymph
Fluid that fills the bony labyrinth of the ear
300
Endolymph
Fluid within the cochlear duct of the inner ear
301
Organ of Corti
Organ located in the cochlea that contains receptors (hair cells) that receive vibrations and generate nerve impulses for hearing
302
Vestibule
Middle part of the inner ear in front of the semicircular canals and behind the cochlea that contains the utricle and saccule
303
Utricle
Larger of 2 sacs within the membranous labyrinth of the vestibule in the inner ear
304
Saccule
Smaller of two sacs within the membranous labyrinth of the vestibule in the inner ear
305
Semicircular canals
Three canals within the inner ear that contain specialized receptor cells that generates nerve impulses with body movement
306
Otalgia Otodynia
Earache
307
Otorrhagia
Bleeding from the ear
308
Otorrhea
Purulent drainage from the ear
309
Tinnitus
A jingling; ringing or buzzing in the ear
310
Vertigo
A turning round; dizziness
311
Otitis externa
Inflammation of the external auditory meatus
312
Cerumen impaction
Excessive buildup of wax in the ear
313
Myringitis Tympanitis
Inflammation of the eardrum
314
Otitis media
Inflammation of the middle ear
315
Aerotitis media
Inflammation of the middle ear from changes in atmospheric pressure; often occurs in frequent air travel
316
Otosclerosis
Hardening of the bony tissue in the ear
317
Mastoiditis
Inflammation of the mastoid process; most commonly seen as a result of the spread of inflammation and infection in otitis media
318
Acoustic neuroma
Benign tumor on the auditory nerve that causes vertigo, tinnitus, and hearing loss
319
Aplasia
Condition of absence or malformation of inner ear structures during embryonic development, resulting in hearing loss
320
Labyrinthitis
Inflammation of the labyrinth
321
Menière disease
Disorder of the inner ear due to an excessive buildup of endolymphatic fluid causing episodes of vertigo, tinnitus, nausea, vomiting, and hearing loss; one or both ears can be affected, and attacks vary in frequency and intensity
322
Deafness
General term for partial or complete hearing loss
323
Conductive hearing loss
Hearing impairment caused by interference with sound or vibratory energy in the external canal, middle ear, or ossicles
324
Sensorineural hearing loss
Hearing impairment caused by lesions or dysfunction of the cochlea or auditory nerve
325
Mixed hearing loss
Combo of sensorineural and conductive hearing loss
326
Presbyacusis Presbycusis
Hearing impairment in old age
327
Audiometry
Process of measuring hearing
328
Audiometer
Instrument to measure hearing
329
Audio gram
Record of hearing measurement
330
Audiologist
Person who specializes in the study of hearing impairments
331
Auditory acuity testing
Physical assessment of hearing; useful in differentiating b/ conductive and sensorineural hearing loss
332
Tuning fork
Two-pronged, fork-like instrument that vibrates when struck; used to test for hearing, especially bone conduction
333
Brainstem auditory evoke potentials (BAEP)
Electro diagnostic testing using computerized equipment to measure involuntary responses to sound within the auditory nervous system-commonly used to assess hearing in newborns
334
Otoscopy
Use of an otoscope to examine the external auditory meatus (canal) and tympanic membrane
335
Pneumatic otoscopy
Otoscopic observation of the tympanic membrane as air is released into the external auditory meatus; immobility indicates the presence of middles ear effusion (fluid buildup) as occurs as a result of otitis media
336
Tympanometry
Measurement of the compliance and mobility of the tympanic membrane and ossicles of the middle ear by monitoring the response after exposure to external airflow pressures
337
Microsurgery
Surgery w/ the use of a microscope; used in procedures involving delicate tissue such as the ear
338
Myringotomy Tympanostomy
Incision into the eardrum, most often for insertion of a small metal or plastic tube to keep the meatus open, avoiding fluid buildup as that which occurs as a result of otitis media
339
Otoplasty
Surgical repair of the external ear
340
Stapedectomy
Excision of the stapes to correct otosclerosis
341
Tympanoplasty
Vein graft of a scarred tympanic membrane to improve sound conduction
342
Auditory prosthesis
Any internal or external device that improves or substitutes for natural hearing
343
Hearing aid
External amplifying device designed to improve hearing by more effective collection of sound into the ear
344
Cochlear implant
Electronic device implanted in the cochlea that provides sound perception to pts w/ severe or profound sensorineural hearing loss in both ears
345
Ear lavage
Irrigation of the external ear canal, commonly done to remove excessive buildup of cerumen
346
Ear instillation
Intro of a medicated solution into the external canal
347
Antibiotic
Drug that inhibits the growth of or destroys microorganisms; used to tx diseases caused by bacteria
348
Antihistamine
Drug that blocks the effects of histamine
349
Histamine
Regulation body substance released in excess during allergic rxns that cause swelling and inflammation of tissues; seen in hay fever, urticaria (hives)
350
Anti-inflammatory
Drug that reduces inflammation
351
Decongestant
Drug that reduces congestion and swelling of membranes, such as those of the nose and Eustachian tube after infection
352
Acous/o Audi/o
Hearing
353
Aer/o
Air or gas
354
Aur/i Ot/o
Ear
355
Cerumin/o
Wax
356
Salping/o
Eustachian tube or uterine tube
357
Tympan/o Myring/o
Eardrum
358
-acusis
Hearing condition
359
External ear/ pinna
Auricle(little ear); projected part of the external ear
360
External auditory meatus
External passage for sounds collected from the pinna to the tympanum
361
External ear; Cerumen
Waxy substance secreted by glands located throughout the external canal
362
Middle ear: Tympanic Membrane (TM)
Eardrum; drum-like structure that receives sound collected in the external auditory meatus (canal) and amplifies it through the middle ear
363
Middle Ear: malleus
Hammer; first of the 3 auditory ossicles of the middle ear
364
Incus
Anvil; middle of the 3 auditory ossicles of the middle ear
365
Stapes
Stirrup; last of the 3 auditory ossicles of the middle ear
366
Eustachian tube
Tube connecting the middle ear to the pharynx (throat)
367
Mastoid process
Projection of the temporal bone located behind the ear containing air cells that connect to the middle ear
368
Oval window
Membrane that covers the opening b/ the middle ear and inner ear
369
Inner ear
Structures and liquids that relay sound waves to the auditory nerve fibers on a path to the brain for interpretation of sound
370
Labyrinth
Maze; inner ear consisting of bony and membranous labyrinths
371
Cochlea
Coiled tubular structure of the inner ear that contains the organ of Corti
372
Perilymph
Fluid that fills the bony labyrinth of the ear
373
Endolymph
Fluid within the cochlear duct of the inner ear
374
Organ of Corti
Organ located in the cochlea that contains receptors (hair cells) that receive vibrations and generate nerve impulses for hearing
375
Vestibule
Middle part of the inner ear in front of the semicircular canals and behind the cochlea that contains the utricle and saccule
376
Utricle
Larger of 2 sacs within the membranous labyrinth of the vestibule in the inner ear
377
Saccule
Smaller of two sacs within the membranous labyrinth of the vestibule in the inner ear
378
Semicircular canals
Three canals within the inner ear that contain specialized receptor cells that generates nerve impulses with body movement
379
Otalgia Otodynia
Earache
380
Otorrhagia
Bleeding from the ear
381
Otorrhea
Purulent drainage from the ear
382
Tinnitus
A jingling; ringing or buzzing in the ear
383
Vertigo
A turning round; dizziness
384
Otitis externa
Inflammation of the external auditory meatus
385
Cerumen impaction
Excessive buildup of wax in the ear
386
Myringitis Tympanitis
Inflammation of the eardrum
387
Otitis media
Inflammation of the middle ear
388
Aerotitis media
Inflammation of the middle ear from changes in atmospheric pressure; often occurs in frequent air travel
389
Otosclerosis
Hardening of the bony tissue in the ear
390
Mastoiditis
Inflammation of the mastoid process; most commonly seen as a result of the spread of inflammation and infection in otitis media
391
Acoustic neuroma
Benign tumor on the auditory nerve that causes vertigo, tinnitus, and hearing loss
392
Aplasia
Condition of absence or malformation of inner ear structures during embryonic development, resulting in hearing loss
393
Labyrinthitis
Inflammation of the labyrinth
394
Menière disease
Disorder of the inner ear due to an excessive buildup of endolymphatic fluid causing episodes of vertigo, tinnitus, nausea, vomiting, and hearing loss; one or both ears can be affected, and attacks vary in frequency and intensity
395
Deafness
General term for partial or complete hearing loss
396
Conductive hearing loss
Hearing impairment caused by interference with sound or vibratory energy in the external canal, middle ear, or ossicles
397
Sensorineural hearing loss
Hearing impairment caused by lesions or dysfunction of the cochlea or auditory nerve
398
Mixed hearing loss
Combo of sensorineural and conductive hearing loss
399
Presbyacusis Presbycusis
Hearing impairment in old age
400
Audiometry
Process of measuring hearing
401
Audiometer
Instrument to measure hearing
402
Audio gram
Record of hearing measurement
403
Audiologist
Person who specializes in the study of hearing impairments
404
Auditory acuity testing
Physical assessment of hearing; useful in differentiating b/ conductive and sensorineural hearing loss
405
Tuning fork
Two-pronged, fork-like instrument that vibrates when struck; used to test for hearing, especially bone conduction
406
Brainstem auditory evoke potentials (BAEP)
Electro diagnostic testing using computerized equipment to measure involuntary responses to sound within the auditory nervous system-commonly used to assess hearing in newborns
407
Otoscopy
Use of an otoscope to examine the external auditory meatus (canal) and tympanic membrane
408
Pneumatic otoscopy
Otoscopic observation of the tympanic membrane as air is released into the external auditory meatus; immobility indicates the presence of middles ear effusion (fluid buildup) as occurs as a result of otitis media
409
Tympanometry
Measurement of the compliance and mobility of the tympanic membrane and ossicles of the middle ear by monitoring the response after exposure to external airflow pressures
410
Microsurgery
Surgery w/ the use of a microscope; used in procedures involving delicate tissue such as the ear
411
Myringotomy Tympanostomy
Incision into the eardrum, most often for insertion of a small metal or plastic tube to keep the meatus open, avoiding fluid buildup as that which occurs as a result of otitis media
412
Otoplasty
Surgical repair of the external ear
413
Stapedectomy
Excision of the stapes to correct otosclerosis
414
Tympanoplasty
Vein graft of a scarred tympanic membrane to improve sound conduction
415
Auditory prosthesis
Any internal or external device that improves or substitutes for natural hearing
416
Hearing aid
External amplifying device designed to improve hearing by more effective collection of sound into the ear
417
Cochlear implant
Electronic device implanted in the cochlea that provides sound perception to pts w/ severe or profound sensorineural hearing loss in both ears
418
Ear lavage
Irrigation of the external ear canal, commonly done to remove excessive buildup of cerumen
419
Ear instillation
Intro of a medicated solution into the external canal
420
Antibiotic
Drug that inhibits the growth of or destroys microorganisms; used to tx diseases caused by bacteria
421
Antihistamine
Drug that blocks the effects of histamine
422
Histamine
Regulation body substance released in excess during allergic rxns that cause swelling and inflammation of tissues; seen in hay fever, urticaria (hives)
423
Anti-inflammatory
Drug that reduces inflammation
424
Decongestant
Drug that reduces congestion and swelling of membranes, such as those of the nose and Eustachian tube after infection